Exodus 6:20-24

20Amram married his father’s sister Jochebed, who bore him Aaron and Moses. Amram lived 137 years.

21The sons of Izhar were Korah, Nepheg and Zikri.

22The sons of Uzziel were Mishael, Elzaphan and Sithri.

23Aaron married Elisheba, daughter of Amminadab and sister of Nahshon, and she bore him Nadab and Abihu, Eleazar and Ithamar.

24The sons of Korah were: Assir, Elkanah and Abiasaph. These were the Korahite clans.